Jovelin R & Phillips PC 2009 Evolutionary rates and centrality in the yeast gene regulatory network. Genome Biol 10:R35.

Lecierc RD 2008 Survival of the sparsest: robust gene networks are parsimonious. Mol Systems Biol 4:213.

Le Rouzic A, Siegel PB & Carlborg Ö 2007 Phenotypic evolution from genetic polymorphisms in a radial network architecture. BMC Biol 5:50.